Home / 80,533.16-111,140.70-44,723.42

Finding the Fourth Proportional to 80,533.16, 111,140.70 and 44,723.42

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Solution

The fourth proportional to 80,533.16, 111,140.70 and 44,723.42 is: 61,721.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,533.16 : 111,140.70 = 44,723.42 : x
  2. Step 2: Convert to fraction form
    80,533.16/111,140.70 = 44,723.42/x
  3. Step 3: Cross multiply
    80,533.16x = 111,140.70 × 44,723.42
  4. Step 4: Simplify right side
    80,533.16x = 4,970,592,205.19
  5. Step 5: Solve for x
    x = 4,970,592,205.19/80,533.16
  6. Step 6: Final answer
    x = 61,721.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.